Seiko Cal. 4420 - 334

The 4420-334 is a sought-after Hand-Winding piece from Seiko's golden era. With its 20mm lug width and 15.3mm profile, it sits comfortably on most wrists. [seikata-wm-161a173f16ea]

Also known as: UFO

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

43mm

Case Thickness

15.3mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Navy

Jewels

26j

Frequency

28,800 bph

Power Reserve

56 hours

Year

1978

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